#include<iostream>
#include<string>
#include<cstdio>
using namespace std;
class Cwork{
private:
double jb,fd,zc,sum;
string name;
public:
Cwork(){
jb=0;fd=0;zc=0;sum=0;
name="";
}
void getIn(){
cin>>name>>jb>>fd>>zc;
sum=jb+fd-zc;
}
void Print(){
cout<<name<<" ";
printf("%.2lf",sum);
}
};
int main(){
int n;
cin>>n;
Cwork array[n];
for(int i=0;i<n;i++){
array[i].getIn();
}
for(int i=0;i<n;i++){
array[i].Print();
cout<<endl;
}
return 0;
}
